Dentosphere : World of Dentistry

World No Tobacco Day 2018, just as in the previous years was marked and celebrated by organizing a Cartoon Poster Competition for the undergraduate students and Extempore Speech Competition for Post Graduate Students at College of Dental Surgery, BPKIHS, Dharan, Nepal. The program was Co-organized by Department of Oral Medicine and Radiology and Department of Public Health Dentistry, CODS, BPKIHS. The theme for this year's World No Tobacco Day was " Tobacco and Heart Disease". The Winners and runner - ups for the poster competition were Anumesh Dahal, Dimpal Thapa Magar and Smriti Chaudhary. Similarly, winners and runner-ups for the extempore speech competition were Dr. Sagar Adhikari (Department of Oral Medicine and Radiology), Dr. Shashikant Chaudhary (Department of Periodontology and Oral Implantology), and Dr. Abhinaya Luitel (Department of Oral Medicine and Radiology).  Here are the posters that participated in the program. ...

# Which is the immediate danger to a patient with severe facial injuries? A. Bleeding B. Associated fracture spine C. Infection D. Respiratory Obstruction # Craniofacial dysjunction is seen in: A. LeFort III fracture B. Guerrin's fracture C. High LeFort I fracture D. None of the above # The 'hanging drop appearance' in the maxillary sinus radiograph indicates: A. a nasal polyp B. a blowout fracture of the orbit C. a radiograph artefact D. an antrolith # Suturing in facial wound injuries should be done within: A. 2 hours B. 4 hours C. 6 hours D. 8 hours # Diplopia is most common with: A. Mandibular fracture B. Craniofacial dysjunction C. Nasal fractures D. Zygomaticomaxillary complex fracture # Paresthesia is seen with which of the following types of fractures? A. Subcondylar B. Zygomatico maxillary C. Coronoid process D. Symphyseal # Forceps used for maxillary fracture disimpaction: A. Rowe's B....

Vitamin General Manifestations of deficiency Oral manifestations of Deficiency Vitamin A Night blindness Xerophthalmia characterized by dryness in conjunctiva and cornea Bitot Spots in forms of triangular plaques in conjunctiva if xerophthalmia persists, destruction of cornea occurs, causing total blindness. This condition is known as keratomalacia. Keratinizing metaplasia of epithelium resulting in increased keratin formation Occlusion of salivary gland ducts with keratin Enamel hypoplasia, atypical dentin formation and epithelial invasion of pulpal tissue are characteristic features. Enamel is more severely affected than dentine Delayed eruption of teeth Vitamin D (Anti rachitic vitamin) Rickets in children Osteomalacia in adults Pigeon chest is one of the important features of rickets. Renal rickets or renal osteodystrophy is seen in patients with chronic renal failure. Renal rickets is mainly due to decreased synthesis of calcitriol in kidney....

1. Define 'Oral Health' according to FDI. -  Oral health is multi-faceted and includes the ability to speak, smile, smell, taste, touch, chew, swallow and convey a range of emotions through facial expressions with confidence and without pain, discomfort and disease of the craniofacial complex. 2. Theme of FDI World Dental Congress 2018 Buenos Aires, Argentina : A Passion for many, A commitment for all. 3. Chief elements of FDI Vision 2020: Meet the increasing need and demand for oral healthcare. Expand the role of existing oral healthcare professionals. Shape a responsive educational model. Mitigate the impacts of socio-economic dynamics. Foster fundamental and translational research and technology. 4. What is meant by "Universal Health coverage" ? - It means that all people and communities receive the health services they need without suffering financial hardship. #HealthForAll is a campaign to promote universal health coverage (UHC) by 2030 - o...

Bleaching is a procedure which involves the lightening of the color of the tooth through the application of a chemical agent to oxidize the organic pigmentation of the tooth. Properties of an ideal bleaching agent An ideal bleaching agent should: be easy to apply on the teeth have a neutral pH lighten the teeth efficiently remain in contact with oral soft tissues for short periods be required in minimum quantity to achieve desired results not irritate or dehydrate the oral tissues not cause damage to the teeth be well controlled by the dentist to customize the treatment of patient needs. Bleaching Techniques:  a) For Vital Teeth - Home bleaching technique / Night guard vital bleaching / Matrix bleaching - In office bleaching     * Thermocatalytic     * Non Thermocatalytic     * Microabrasion b) For non vital teeth - Thermocatalytic in-office bleaching - Walking bleach / Intracoronal bleaching - Inside / Outside bl...

Nolla in 1952 described the various stages of tooth development which are as follows: Stage 0 - Absence of crypt Stage 1 - Presence of crypt Stage 2 - Initial calcification Stage 3 - 1/3rd of crown completed Stage 4 - 2/3rd of crown completed Stage 5 - Crown almost completed Stage 6 - Crown completed Stage 7 - 1/3rd of root completed Stage 8 - 2/3rd of root completed Stage 9 - Root completed, apex open Stage 10 - Apical end of root completed, apical foramen closed Nolla's stages of Tooth Development